I-66 weather conditions near Fairfax, Virginia

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Overcast 65°F 2025-08-29T02:52:00-04:00
• Overnight 2025-08-29, Mostly Cloudy. Mostly cloudy, with a low around 58. Light northwest wind.
• Friday 2025-08-29, Mostly Sunny. Mostly sunny, with a high near 80. Northwest wind 7 to 11 mph, with gusts as high as 21 mph.
• Friday Night 2025-08-29, Partly Cloudy. Partly cloudy, with a low around 55. North wind around 7 mph.
• Saturday 2025-08-30, Mostly Sunny. Mostly sunny, with a high near 76. North wind around 6 mph.
• Saturday Night 2025-08-30, Mostly Clear. Mostly clear, with a low around 55. Light north wind.
• Sunday 2025-08-31, Mostly Sunny. Mostly sunny, with a high near 79.
• Sunday Night 2025-08-31, Partly Cloudy. Partly cloudy, with a low around 57.
• Labor Day 2025-09-01, Mostly Sunny. Mostly sunny, with a high near 79.
• Monday Night 2025-09-01, Partly Cloudy. Partly cloudy, with a low around 58.
• Tuesday 2025-09-02, Mostly Sunny. Mostly sunny, with a high near 78.
• Tuesday Night 2025-09-02, Partly Cloudy. Partly cloudy, with a low around 58.
• Wednesday 2025-09-03, Mostly Sunny. Mostly sunny, with a high near 80.
• Wednesday Night 2025-09-03, Partly Cloudy. Partly cloudy, with a low around 62.
• Thursday 2025-09-04, Partly Sunny then Chance Showers. A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 30%.